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Sergeu [11.5K]
2 years ago
15

Simplify 7(x + 3). 7x + 3 7x + 21 Ox+ 21 07x + 10

Mathematics
1 answer:
Elena-2011 [213]2 years ago
8 0

Answer:

The answer is 7x+21

Step-by-step explanation:

You just multiply 7 by both x and 3 but keep them separate

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3x + 12 = -6x - 9 and
Marianna [84]
  • Answer:

<em>1. x = - 7/3 = - 2  1/3</em>

<em>2. x = -2</em>

  • Step-by-step explanation:

<em>Hi there ! </em>

<em />

<em>3x + 12 = - 6x - 9</em>

<em>3x + 6x = - 12 - 9</em>

<em>9x = - 21</em>

<em>x = - 21⁽³/9</em>

<em>x = - 7/3</em>

<em>x = - 2  1/3</em>

<em />

<em>12x + 20 = 2x</em>

<em>12x - 2x = - 20</em>

<em>10x = - 20</em>

<em>x = - 20/10</em>

<em>x = - 2</em>

<em />

<em>Good luck !</em>

5 0
3 years ago
What are the equivalent fraction and decimal for 33 1/3%?
USPshnik [31]
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4 0
3 years ago
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Jacob has 96 books to stack on library shelves. Each shelf can hold 9 books. How many shelves will he need to stack all the book
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What is the solution to 3/5x - 4/5 = 1/5x?
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Step-by-step explanation:

the answer is 2 ..........

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